<template>
<div>
	<city-header></city-header>
	<city-search :cities="cities"></city-search>
	<city-list :cities="cities" :hot="hotCities" :letter="letter"></city-list>
	<city-alphabet :cities="cities" @change="handleLetterChange"></city-alphabet>
</div>
</template>

<script>
	import axios from 'axios'
	import CityHeader from './components/Header'
	import CitySearch from './components/Search'
	import CityList from './components/List'
	import CityAlphabet from './components/Alphabet'
export default {
	name: 'City',
	components: {
		CityHeader,
		CitySearch,
		CityList,
		CityAlphabet
	},
	data () {
		return {
			cities: {},
			hotCities: [],
			letter: ''
		}
	},
	methods: {
		getCityInfo () {
			axios.get('/api/city.json')
			.then(this.handleGetCityInfoSucc)
		},
		handleGetCityInfoSucc(res) {
			res = res.data
			const data = res.data
			if (res.ret && res.data){
				this.cities = data.cities
				this.hotCities = data.hotCities
				console.log(data.cities)
			}
			
		},
		handleLetterChange (letter) {
			this.letter = letter;		//把当前获取到的letter（当前点击的字母表）以属性的形式传给子组件
			
		}
	},
	mounted() {
		this.getCityInfo()
	}
}

</script>

<style>
	
</style>